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public void unregisterUndo(XJUndoDelegate delegate) { undoEngine.unregisterUndo(delegate); } public void performUndo() { XJUndo undo = getCurrentUndo(); if(undo != null) { undo.performUndo(); } }
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undo.performUndo(); } } public void performRedo() { XJUndo undo = getCurrentUndo(); if(undo != null) { undo.performRedo(); } }